[INFO] fetching crate metaflac 0.2.4...
[INFO] testing metaflac-0.2.4 against 1.55.0 for beta-1.56-1
[INFO] extracting crate metaflac 0.2.4 into /workspace/builds/worker-62/source
[INFO] validating manifest of crates.io crate metaflac 0.2.4 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate metaflac 0.2.4
[INFO] finished tweaking crates.io crate metaflac 0.2.4
[INFO] tweaked toml for crates.io crate metaflac 0.2.4 written to /workspace/builds/worker-62/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e568546e0199b725435467e408a2bef4eb9aaa1cfbf5a9de97ba8c5d7d44806
[INFO] running `Command { std: "docker" "start" "-a" "8e568546e0199b725435467e408a2bef4eb9aaa1cfbf5a9de97ba8c5d7d44806", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e568546e0199b725435467e408a2bef4eb9aaa1cfbf5a9de97ba8c5d7d44806", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e568546e0199b725435467e408a2bef4eb9aaa1cfbf5a9de97ba8c5d7d44806", kill_on_drop: false }`
[INFO] [stdout] 8e568546e0199b725435467e408a2bef4eb9aaa1cfbf5a9de97ba8c5d7d44806
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c48453940df655e2a9033c14501198cf6e0e0d7dd812478d552af665b8710d7
[INFO] running `Command { std: "docker" "start" "-a" "7c48453940df655e2a9033c14501198cf6e0e0d7dd812478d552af665b8710d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling metaflac v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.28s
[INFO] running `Command { std: "docker" "inspect" "7c48453940df655e2a9033c14501198cf6e0e0d7dd812478d552af665b8710d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c48453940df655e2a9033c14501198cf6e0e0d7dd812478d552af665b8710d7", kill_on_drop: false }`
[INFO] [stdout] 7c48453940df655e2a9033c14501198cf6e0e0d7dd812478d552af665b8710d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c19fbf4d09ca876150654be54431b00c549a287218156b762e76f3e1907cecd8
[INFO] running `Command { std: "docker" "start" "-a" "c19fbf4d09ca876150654be54431b00c549a287218156b762e76f3e1907cecd8", kill_on_drop: false }`
[INFO] [stderr]    Compiling metaflac v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "c19fbf4d09ca876150654be54431b00c549a287218156b762e76f3e1907cecd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c19fbf4d09ca876150654be54431b00c549a287218156b762e76f3e1907cecd8", kill_on_drop: false }`
[INFO] [stdout] c19fbf4d09ca876150654be54431b00c549a287218156b762e76f3e1907cecd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7ce66f135b590b1c66e78f4d1059cf060c3f102549d60e779cb90bbed36e10a9
[INFO] running `Command { std: "docker" "start" "-a" "7ce66f135b590b1c66e78f4d1059cf060c3f102549d60e779cb90bbed36e10a9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/metaflac-ea786c03825ab71f)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tag::tests::vorbis_case_sensitivity ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests metaflac
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/tag.rs - tag::Tag::set_streaminfo (line 325) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::remove_blocks (line 55) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::pictures (line 221) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::vorbis_comments_mut (line 97) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::get_streaminfo (line 303) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::remove_picture_type (line 273) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::add_picture (line 240) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::vorbis_comments (line 74) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::set_vorbis (line 153) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::remove_vorbis_pair (line 198) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::remove_vorbis (line 174) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::get_vorbis (line 131) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.59s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7ce66f135b590b1c66e78f4d1059cf060c3f102549d60e779cb90bbed36e10a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ce66f135b590b1c66e78f4d1059cf060c3f102549d60e779cb90bbed36e10a9", kill_on_drop: false }`
[INFO] [stdout] 7ce66f135b590b1c66e78f4d1059cf060c3f102549d60e779cb90bbed36e10a9